Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12319845 | Aqueous adhesive for rubber and aqueous adhesive for ball | Takehiko Hyodo, Masanori Taguchi, Hiroaki Tanaka, Fumiya Suzuki, Kazuyoshi Shiga +2 more | 2025-06-03 |
| 11618813 | Rubber composition for hollow ball and hollow ball | Takehiko Hyodo, Masanori Taguchi, Kazuyoshi Shiga, Fumiya Suzuki, Hiroaki Tanaka | 2023-04-04 |
| 11492463 | Rubber composition for tennis ball and tennis ball | Takehiko Hyodo, Masanori Taguchi, Kazuyoshi Shiga, Hiroaki Tanaka, Fumiya Suzuki | 2022-11-08 |
| 11078348 | Rubber composition for tennis ball | Takehiko Hyodo, Masanori Taguchi, Kazuyoshi Shiga, Fumiya Suzuki, Hiroaki Tanaka | 2021-08-03 |
| 10940369 | Rubber composition for hollow ball and hollow ball | Takehiko Hyodo, Masanori Taguchi, Kazuyoshi Shiga, Fumiya Suzuki, Hiroaki Tanaka | 2021-03-09 |
| 7912368 | Eyepiece lens system, finder optical system, and electronic viewfinder of imaging apparatus and imaging apparatus | Yushi Ogino, Takayuki Yamazaki | 2011-03-22 |
| 7712231 | Shoe | Ikuko Umezawa, Tetsuo Yamaguchi, Toshihiro Horii, Koichi Fujisawa | 2010-05-11 |
| 7431673 | Racket | Takeshi Ashino | 2008-10-07 |
| 7273430 | Tennis racket frame | Takeshi Ashino | 2007-09-25 |
| 7137912 | Tennis racket | Takeshi Ashino | 2006-11-21 |
| 7074142 | Racket frame | Hiroyuki Takeuchi, Takeshi Ashino | 2006-07-11 |
| 7059981 | Racket frame | Takeshi Ashino | 2006-06-13 |
| 6688997 | Racket with reduced yoke rigidity | Takeshi Ashino, Hiroyuki Takeuchi | 2004-02-10 |
| 6663514 | Racket with vibration damping yoke | Hiroyuki Takeuchi, Takeshi Ashino | 2003-12-16 |
| 6335100 | Structural material and process for its production | Ichiro Tominaga, Taketo Matsuki, Tetsuo Yamaguchi, Hiroomi Matsushita | 2002-01-01 |
| 6310334 | Surface current heating apparatus having spaced-apart hollow heat generating members with conductor extending therethrough | Shinichi Nagasawa | 2001-10-30 |
| 6185700 | Method and device for evaluating a program | Kouichi Takahashi | 2001-02-06 |
| 5673083 | Semiconductor device and video camera unit having the same and method for manufacturing the same | Akiya Izumi, Iwao Takemoto, Hiroichi Sokei, Masahiko Kadowaki, Takamasa Naito +5 more | 1997-09-30 |
| 5424021 | Method of making a shock resistant tool comprising a fiber reinforced cyclopentadiene resin matrix | Shinichi Nakade, Tetsuo Yamaguchi, Masaru Kohno | 1995-06-13 |
| 5400072 | Video camera unit having an airtight mounting arrangement for an image sensor chip | Akiya Izumi, Iwao Takemoto, Hiroichi Sokei, Masahiko Kodowaki, Takamasa Naito +5 more | 1995-03-21 |
| 5274456 | Semiconductor device and video camera unit using it and their manufacturing method | Akiya Izumi, Iwao Takemoto, Hiroichi Sokei, Masahiko Kadowaki, Atsumu Iguchi +2 more | 1993-12-28 |
| 5114145 | Tennis racket frame | Tetsuo Yamaguchi, Hiroomi Matsushita | 1992-05-19 |
| 5102729 | Speaker diaphragm | Tetsuo Yamaguchi, Hiroomi Matsushita | 1992-04-07 |
| 5082437 | Reaction injection machine utilizing a plurality of reactant liquids | Hiroomi Matsushita, Masao Maekawa, Masaji Hasegawa, Tetsuo Yamaguchi | 1992-01-21 |